package com.erp.hibernate.dao;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.Criteria;
import org.hibernate.LockMode;
import org.hibernate.Session;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Projections;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.erp.Struts.common.Pager;
import com.erp.hibernate.beans.Inbill;
import com.erp.hibernate.beans.Saleorderform;

/**
 	* A data access object (DAO) providing persistence and search support for Saleorderform entities.
 			* Transaction control of the save(), update() and delete() operations 
		can directly support Spring container-managed transactions or they can be augmented	to handle user-managed Spring transactions. 
		Each of these methods provides additional information for how to configure it for the desired type of transaction control. 	
	 * @see com.erp.hibernate.dao.Saleorderform
  * @author MyEclipse Persistence Tools 
 */

public class SaleorderformDAO extends HibernateDaoSupport  {
    private static final Log log = LogFactory.getLog(SaleorderformDAO.class);
	//property constants
	public static final String ORDERFORMID = "orderformid";
	public static final String GOODSID = "goodsid";
	public static final String QUANTITY = "quantity";
	public static final String SUBSCRIBER = "subscriber";
	public static final String LINK = "link";
	public static final String STATE = "state";
	public static final String EMPLOYEEID = "employeeid";
	public static final String GOODSNAME = "goodsname";
	public static final String TRADEMARK = "trademark";
	public static final String SPEC = "spec";



	protected void initDao() {
		//do nothing
	}
    
    public void save(Saleorderform transientInstance) {
        log.debug("saving Saleorderform instance");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
	
    public void update(Saleorderform transientInstance) {
		log.debug("updating Saleorderform instance");
		try {
			getHibernateTemplate().update(transientInstance);
			log.debug("update successful");
		} catch (RuntimeException re) {
			log.error("update failed", re);
			throw re;
		}
	}
    
	public void delete(Saleorderform persistentInstance) {
        log.debug("deleting Saleorderform instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    public Saleorderform findById( java.lang.Integer id) {
        log.debug("getting Saleorderform instance with id: " + id);
        try {
            Saleorderform instance = (Saleorderform) getHibernateTemplate()
                    .get("com.erp.hibernate.beans.Saleorderform", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    public List findByExample(Saleorderform instance) {
        log.debug("finding Saleorderform instance by example");
        try {
            List results = getHibernateTemplate().findByExample(instance);
            log.debug("find by example successful, result size: " + results.size());
            return results;
        } catch (RuntimeException re) {
            log.error("find by example failed", re);
            throw re;
        }
    }    
    
    public List findByProperty(String propertyName, Object value) {
      log.debug("finding Saleorderform instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from Saleorderform as model where model." 
         						+ propertyName + "= ?";
		 return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

	public List findByOrderformid(Object orderformid
	) {
		return findByProperty(ORDERFORMID, orderformid
		);
	}
	
	public List findByGoodsid(Object goodsid
	) {
		return findByProperty(GOODSID, goodsid
		);
	}
	
	public List findByQuantity(Object quantity
	) {
		return findByProperty(QUANTITY, quantity
		);
	}
	
	public List findBySubscriber(Object subscriber
	) {
		return findByProperty(SUBSCRIBER, subscriber
		);
	}
	
	public List findByLink(Object link
	) {
		return findByProperty(LINK, link
		);
	}
	
	public List findByState(Object state
	) {
		return findByProperty(STATE, state
		);
	}
	
	public List findByEmployeeid(Object employeeid
	) {
		return findByProperty(EMPLOYEEID, employeeid
		);
	}
	
	public List findByGoodsname(Object goodsname
	) {
		return findByProperty(GOODSNAME, goodsname
		);
	}
	
	public List findByTrademark(Object trademark
	) {
		return findByProperty(TRADEMARK, trademark
		);
	}
	
	public List findBySpec(Object spec
	) {
		return findByProperty(SPEC, spec
		);
	}
	

	public List findAll() {
		log.debug("finding all Saleorderform instances");
		try {
			String queryString = "from Saleorderform";
		 	return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}
	
    public Saleorderform merge(Saleorderform detachedInstance) {
        log.debug("merging Saleorderform instance");
        try {
            Saleorderform result = (Saleorderform) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    public void attachDirty(Saleorderform instance) {
        log.debug("attaching dirty Saleorderform instance");
        try {
            getHibernateTemplate().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    public void attachClean(Saleorderform instance) {
        log.debug("attaching clean Saleorderform instance");
        try {
            getHibernateTemplate().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }

	public static SaleorderformDAO getFromApplicationContext(ApplicationContext ctx) {
    	return (SaleorderformDAO) ctx.getBean("SaleorderformDAO");
	}
	
	public Pager findPager(final int pageSize,final int pageNo) {
		Session session = getHibernateTemplate().getSessionFactory().openSession();
		
		// set query condition
		Criteria criteria = session.createCriteria(Saleorderform.class);
		
		// get total count
		int rowCount = ((Integer) criteria.setProjection(
				Projections.rowCount()).uniqueResult()).intValue();
		criteria.setProjection(null);
		
		// get current page list
		int startIndex = pageSize * (pageNo - 1);
		criteria.addOrder(Order.desc("date"));
		criteria.setFirstResult(startIndex);
		criteria.setMaxResults(pageSize);
		List result = criteria.list();
		
		session.close();

		return new Pager(pageSize, pageNo, rowCount, result);
	}
}